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9 Cards in this Set

An acid is a compound. it is a chemical substance capable of donating a hydrogen ion (h+) to another substance.

Alkali - also known as Bases

A base is a compound.It is a chemical substance, usually containing a hydroxide ion (OH`), that CAN except a hydrogen ion.

Atom

Subunits of elements

Buffer

Maintains constant PH of a solution. If a person is to remain healthy, a delicate balance must exist within the narrow limits of acidity and alkalinity of body fluids.

Carbohydrate

Simple surgars, or (monosaccarides). In form of sugars and starches are important sources of energy.

Glucose

A simple sugar that circulats in the blood as a nutrient for cells. Its an example of monosaccarides, carbohydrates.

Disccharide

Represented by sucrose, table sugar. (carbohydrates).

Polysaccharides

More complex carbohydrates.

Catalyst

Catalysts take place within the cell preforming hundreds of reactions. Without these catalyst, which speed up the rate of chemical reactions metabolism would not occur at a fast enough rate to sustain life.